Mass Transfer Water-ethyl alcohal solution can be concentrated (in respect of alcohal concentration) by __________ distillation. Vacuum High pressure Atmospheric None of these Vacuum High pressure Atmospheric None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the wrong statement pertaining to leaching. Door classifier can be used for leaching of coarse solids Vegetable seeds can be leached in either of Bollman extractor, Rotocel or Kennedy extractor Fine solids can not be leached in a Pachuka tank Very high temperature is not needed for the leaching of sugar beet Door classifier can be used for leaching of coarse solids Vegetable seeds can be leached in either of Bollman extractor, Rotocel or Kennedy extractor Fine solids can not be leached in a Pachuka tank Very high temperature is not needed for the leaching of sugar beet ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the layout plan for a vacuum distillation unit, operating at 60 mm Hg, supported by a barometric condenser, the appropriate place for the location of vacuum drum for collecting the distillate will be At ground level 5 metres above ground 10 metres above ground 2 metres above the ground At ground level 5 metres above ground 10 metres above ground 2 metres above the ground ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The surface renewal frequency in Danckwerts model of mass transfer is given by (KL: mass transfer co-efficient) KL/DA² KL²/DA KL².DA √(KL².DA) KL/DA² KL²/DA KL².DA √(KL².DA) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is D/2a D/a Dependent on the Reynolds number Proportional to √D D/2a D/a Dependent on the Reynolds number Proportional to √D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysterisis. In such cases, the desorption equilibrium pressure is __________ that obtained for adsorption. Either same or higher than Lower than Same as Higher than Either same or higher than Lower than Same as Higher than ANSWER DOWNLOAD EXAMIANS APP
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